CN218085425U

CN218085425U - Windscreen wiper for automobile

Info

Publication number: CN218085425U
Application number: CN202222387191.4U
Authority: CN
Inventors: 程宝来; 周峰; 胡典松
Original assignee: Duchang Yeda Automotive Components Co ltd
Current assignee: Duchang Yeda Automotive Components Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2022-12-20
Anticipated expiration: 2032-09-06

Abstract

A windscreen wiper for an automobile comprises a wiper arm, a wiper arm joint, a base and a wiper joint, wherein the wiper arm joint comprises two wiper arm supporting walls, a connecting plate and a first connecting column, the connecting plate is used for connecting the tops of the two wiper arm supporting walls, the first connecting column is used for connecting the end parts of the two wiper arm supporting walls, and an end cover is clamped on the first connecting column; one end of the connecting plate extends upwards to form a top clamping table; the outer surface of each scraping arm supporting wall is inwards recessed to form a wall groove, the top of each wall groove penetrates through the top of each scraping arm supporting wall, and a side clamping table is arranged in each wall groove; the wiper arm comprises two wiper arm side edges which are used for wiping the top edge of the arm and are respectively arranged on the two sides of the top edge of the wiper arm, clamping edges which are arranged in opposite directions are respectively arranged at the bottoms of the two wiper arm side edges, the clamping edges hook the bottom of the side clamping table, the side edges of the wiper arm abut against the end cover, and the top edge of the wiper arm is clamped in the top clamping table. The utility model discloses in, realize the fixed to the arm of scraping the rain through top ka tai, side ka tai and end cover to the arm of scraping the enhancement and scrape the assembly stability between the arm joint.

Description

Windscreen wiper for automobile

Technical Field

The utility model relates to an electric automobile wiper technical field, in particular to a wiper for car.

Background

At present, the wiper commonly used in the market comprises a wiper arm, a wiper capable of scraping a windshield, a wiper arm joint for connecting the wiper arm, a base arranged on the wiper, and a brush joint for connecting the base and the wiper arm joint. Such as: the front end of the wiper arm is assembled and positioned through the lug boss on the wiper arm joint, so that the stability is poor.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a wiper for car is through revising the positioning mode of assembly to strengthen stability.

A windscreen wiper for an automobile comprises a wiper arm, a wiper blade, a wiper arm joint, a base and a wiper joint, wherein the wiper blade can scrape a windscreen, the wiper arm joint is connected with the wiper arm, the base is arranged on the wiper blade, the wiper joint is connected with the base and the wiper arm joint, the wiper arm joint comprises two wiper arm supporting walls which are symmetrically arranged, a connecting plate is connected with the tops of the two wiper arm supporting walls, and a first connecting column is connected with the end parts of the two wiper arm supporting walls, an end cover is clamped on the first connecting column, and the end cover seals the end part of the wiper arm joint;

one end of the connecting plate extends upwards to form a top clamping table, and the top clamping table and the first connecting column are respectively positioned at two ends of the connecting plate;

the outer surface of each scraping arm supporting wall is inwards concave to form a wall groove, the top of each wall groove penetrates through the top of each scraping arm supporting wall, and a side clamping table is arranged in each wall groove;

the wiper arm comprises a wiper arm top edge and two wiper arm side edges which are respectively arranged on two sides of the wiper arm top edge, clamping edges which are arranged oppositely are respectively arranged at the bottoms of the wiper arm side edges, the clamping edges hook the bottoms of the side clamping tables, the wiper arm side edges abut against the end covers, and the wiper arm top edge is clamped in the top clamping tables.

Compared with the prior art, the windscreen wiper for the automobile is used for fixing the wiper arm through the top clamping table, the side clamping table and the end cover, so that the assembly stability between the wiper arm and the wiper arm joint is enhanced.

Further, the end cap comprises a cap top edge, and a cap end edge and two cap side edges connected to the cap top edge;

the inner side of the end edge of the cover is provided with an upper latch and two lower latches, and the upper latch and the two lower latches are clamped with the first connecting column;

one end of the top edge of the cover extends outwards to form a top baffle plate, and the top baffle plate is positioned on the top surface of the top edge of the scraping arm;

one end of the side edge of the cover is abutted against the end part of the side edge of the scraping arm.

Furthermore, side baffles are arranged on the inner walls of the side edges of the cover, extend out from the end parts of the side edges of the cover and are attached to the inner walls of the side edges of the scraping arms.

Furthermore, a guide strip groove is formed in the outer wall of the connecting end of each scraping arm supporting wall and the end cover;

and a guide post is arranged on the inner wall of each cover side edge and is positioned in the guide strip groove.

Furthermore, the end part of the support wall of the scraping arm is provided with a guide inclined plane, and the leading-in end of the guide strip groove is positioned in the guide inclined plane.

Furthermore, the inner surface of each scraping arm supporting wall protrudes outwards to form an inner plate, the two inner plates are connected through a second connecting column, and the second connecting column is clamped at the top of the brush joint.

Further, the brush joint comprises a brush bottom plate and a brush supporting wall arranged on the brush bottom plate;

one end of the brush bottom plate is provided with an elastic clamping part, the other end of the brush bottom plate is provided with an embedding part, and the elastic clamping part and the embedding part are respectively clamped into one clamping opening at two ends of the top of the base;

the brush support wall is characterized in that an O-shaped notch is formed in the top of the brush support wall, a gap is reserved between the groove wall of the O-shaped notch and the brush support wall, and the O-shaped notch is clamped in the second connecting column.

Further, the windshield wiper comprises an adhesive tape and a protective sleeve which are buckled and connected, and the protective sleeve comprises a guide plate, a connecting part and a clamping part which are connected from top to bottom;

the bottom of the clamping part is provided with a T-shaped groove clamped with the adhesive tape, a through groove is formed in the connecting part, and an elastic sheet is arranged in the through groove;

the guide plate is provided with a first limiting groove, the bottom of the first limiting groove is provided with a second limiting groove, the second limiting groove is overlapped with the bottom of the through groove, and the bottom of the base is clamped in the first limiting groove and the second limiting groove at the same time and is penetrated by the elastic piece.

Further, the base comprises support walls arranged in parallel and a connecting plate for connecting the two support walls;

a limiting strip is arranged on the inner side wall of each supporting wall and clamped in the second limiting groove;

and the bottom edge of each limiting strip is provided with a buckling strip, and the buckling strips are buckled with the bottoms of the elastic sheets.

Furthermore, the two supporting walls are connected through two limiting plates, the two limiting plates are respectively positioned at two ends of the limiting strip, and each limiting plate is correspondingly attached to the end part of the first limiting groove.

Drawings

Fig. 1 is a schematic structural view of a wiper blade for an automobile according to an embodiment of the present invention;

FIG. 2 is an exploded view of the wiper blade, spring plate, base, wiper connector and wiper arm connector of FIG. 1;

FIG. 3 is a schematic structural view of the end cap of FIG. 2;

FIG. 4 is a schematic view of the base of FIG. 2 from another perspective;

FIG. 5 is a schematic view of the wiper arm joint of FIG. 2 from another perspective;

fig. 6 is a schematic view of the wiper arm of fig. 1.

Description of the main element symbols:

the following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, an embodiment of the present invention provides a wiper blade for a vehicle, which includes a wiper arm 10, a wiper blade 11 capable of wiping a windshield, a wiper arm joint 12 connected to the wiper arm 10, a base 13 disposed on the wiper blade 11, and a wiper joint 14 connecting the base 13 and the wiper arm joint 12.

Specifically, the scraping arm joint 12 includes two scraping arm support walls 121 symmetrically arranged, a connecting plate 122 connecting tops of the two scraping arm support walls 121, and a first connecting column 123 connecting ends of the two scraping arm support walls 121, an end cover 15 is clamped on the first connecting column 123, and the end cover 15 seals an end of the scraping arm joint 12;

one end of the connecting plate 122 extends upwards to form a top clamping table 124, and the top clamping table 124 and the first connecting column 123 are respectively located at two ends of the connecting plate 122;

the outer surface of each scraping arm supporting wall 121 is recessed inwards to form a wall groove, the top of the wall groove penetrates through the top of the scraping arm supporting wall, and a side clamping table 125 is arranged in the wall groove;

the wiper arm 10 includes a wiper arm top edge 101 and two wiper arm side edges 102 respectively disposed at two sides of the wiper arm top edge 101, wherein the bottoms of the two wiper arm side edges 102 are respectively provided with a clamping edge 103 disposed oppositely, the clamping edge 103 hooks the bottom of the side clamping table 125, the wiper arm side edge 102 abuts against the end cap 15, and the wiper arm top edge 102 is clamped in the top clamping table 124.

It should be noted that, in the present invention, the lateral movement of the wiper arm 10 is limited by the top clamping platform 124 and the end cover 15, and the vertical movement of the wiper arm 10 is limited by the side clamping platform 125, that is, the wiper arm 10 is fixed, so as to enhance the assembling stability between the wiper arm 10 and the wiper arm joint 12.

Referring to fig. 2 to 5, the end cap 15 includes a top cap edge 151, and a cap end edge 152 and two cap side edges 153 connected to the top cap edge 151;

the inner side of the cover end edge 152 is provided with an upper latch 154 and two lower latches 155, and the upper latch 154 and the two lower latches 155 are clamped with the first connecting column 123;

one end of the top cover edge 151 extends outwardly to form a top stop 156, the top stop 156 being located on the top surface of the wiper arm top edge 101;

one end of the cover side 153 abuts against the end of the wiper arm side 102.

Referring to fig. 2 and 3, in a preferred embodiment of the present invention, a side baffle 157 is disposed on the inner wall of the cover side 153, and the side baffle 157 extends from the end of the cover side 153 and is attached to the inner wall of the scraping arm side 102 to prevent the scraping arm joint 12 from shaking.

Referring to fig. 2 to 5, in another preferred embodiment of the present invention, a guide strip groove 126 is formed on an outer wall of a connecting end of each of the scraping arm supporting walls 121 and the end cover 15;

a guide post 158 is disposed on an inner wall of each of the cover sides 153, and the guide post 158 is disposed in the guide strip groove 126 to facilitate guiding and installation of the end cover 15.

In a preferred embodiment of the present invention, the end of the arm support wall 121 is provided with a guide slope, and the leading end of the guide bar groove 126 is located in the guide slope so as to facilitate the leading-in of the cover side 153.

In another preferred embodiment of the present invention, each of the inner surfaces of the scraping arm supporting walls 121 is protruded to form an inner plate 127, two inner plates 127 are connected to each other through a second connecting column 128, and the second connecting column 128 is clamped on the top of the brush head 14, so as to improve the installation efficiency.

Referring to fig. 2 to 5, the brush joint 14 includes a brush base plate 141, and a brush supporting wall 142 disposed on the brush base plate 141;

one end of the brush bottom plate 141 is provided with an elastic clamping portion 143, and the other end is provided with an embedding portion 144, and the elastic clamping portion 143 and the embedding portion 144 are respectively clamped into one of the bayonets 131 at the two ends of the top of the base 13;

an O-shaped notch 145 is formed in the top of the brush support wall 142, a gap is reserved between the groove wall of the O-shaped notch 145 and the brush support wall 142, and the O-shaped notch 145 is clamped in the second connecting column 128.

It should be noted that, in the present embodiment, a gap is formed between the groove wall and the brush supporting wall 142 by the O-shaped notch 145, so that the groove wall has a certain elasticity to be conveniently clamped with the second connecting post 128.

Referring to fig. 2, the wiper 11 includes a rubber strip 111 and a sheath 112, and the sheath 112 includes a flow guide plate 1121, a connecting portion 1122 and a fastening portion 1123 connected from top to bottom;

a T-shaped groove clamped with the rubber strip 111 is formed in the bottom 1123 of the clamping portion, a through groove 1124 is formed in the connecting portion 1122, and an elastic sheet 16 is arranged in the through groove 1124, so that the base 13 is more convenient to mount and higher in efficiency;

the guide plate 1121 is provided with a first limiting groove 1125, the bottom of the first limiting groove 1125 is provided with a second limiting groove 1126, the second limiting groove 1126 is overlapped with the bottom of the penetrating groove 1124, and the bottom of the base 13 is clamped in the first limiting groove 1125 and the second limiting groove 1126 at the same time and penetrates through the elastic piece 16.

It is required to explain, the utility model discloses in, shell fragment 16 be an organic whole body curved arc shell fragment, the radian is stable, makes the width of wiper littleer simultaneously to and the field of vision that blocks when wiping away is littleer, the driver of being convenient for observes the car external condition.

Referring to fig. 2 and 4, the base 13 includes support walls 132 disposed in parallel, and a connecting plate 133 connecting the two support walls 132;

a limiting strip 134 is arranged on the inner side wall of each supporting wall 132, and the limiting strip 134 is clamped in the second limiting groove 1126 for positioning;

the bottom edge of each of the position-limiting strips 134 is provided with a buckling strip 135, and the buckling strip 135 is buckled with the bottom of the elastic sheet 16, so that the base 13 is fixed and prevented from falling off.

In a preferred embodiment of the present invention, two the supporting walls 132 are further connected by two limiting plates 136, two the limiting plates 136 are respectively located at two ends of the limiting bar 134, and each of the limiting plates 136 corresponds to and fits with the end of the first limiting groove 1125, so as to avoid interference between the guiding plates 1121 and simultaneously position the guiding plates.

To sum up, in the wiper for car, realize the fixed to windscreen wiper arm 10 through top card 124 platform, side ka tai 125 and end cover 15 to the assembly stability between reinforcing windscreen wiper arm 10 and scraping arm joint 12.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other. The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a wiper for car, includes the wiper arm, can scrape windshield's wiper, connects the arm joint of scraping of wiper arm, locates the base on the wiper to and the connection base connects its characterized in that with the brush that the arm joint of scraping: the scraping arm joint comprises two scraping arm supporting walls which are symmetrically arranged, a connecting plate for connecting the tops of the two scraping arm supporting walls, and a first connecting column for connecting the end parts of the two scraping arm supporting walls, wherein an end cover is clamped on the first connecting column, and the end part of the scraping arm joint is sealed by the end cover;

2. The wiper blade for an automobile of claim 1, wherein said end cap includes a top cap edge, and a cap end edge and two cap side edges connected to the top cap edge;

3. The wiper blade of claim 2, wherein side dams are provided on the inner walls of the sides of said cover, said side dams extending from the ends of said sides of said cover and engaging the inner walls of the sides of said wiper arm.

4. The wiper blade of claim 2, wherein a guide bar groove is formed on an outer wall of a connecting end of each of the wiper arm supporting walls and the end cap;

5. The wiper blade of claim 4, wherein the end of the wiper arm supporting wall is provided with a guide slope in which a lead-in end of the guide bar groove is located.

6. The wiper blade of claim 1, wherein each of said wiper arm support walls has an inner surface protruding outward to form an inner plate, and the two inner plates are connected by a second connecting post fastened to the top of said wiper head.

7. The wiper blade for automobile of claim 6, wherein said brush head includes a brush base plate, and a brush support wall provided on said brush base plate;

8. The wiper blade of claim 1, wherein said wiper blade comprises a snap-fit joint strip and a sheath, said sheath comprising, from top to bottom, a connecting portion and a snap-fit portion connected to each other;

9. The wiper blade for an automobile of claim 8, wherein said base includes support walls arranged in parallel, and a connecting plate connecting the two support walls;

10. The wiper blade of claim 9, wherein the two supporting walls are further connected by two limiting plates, the two limiting plates are respectively disposed at two ends of the limiting bar, and each limiting plate is correspondingly attached to an end of the first limiting groove.